date, RIR, IPv4 adoption, IPv6 adoption
20221226, arin,  0.2875,  0.3460
20221226, lacnic,  0.4083,  0.4616
20221226, apnic,  0.3275,  0.2315
20221226, ripencc,  0.5851,  0.3645
20221226, afrinic,  0.1966,  0.0682